openvinotoolkit / cvat

Powerful and efficient Computer Vision Annotation Tool (CVAT)

Home Page:https://cvat.org

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Computer Vision Annotation Tool (CVAT)

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CVAT is free, online, interactive video and image annotation tool for computer vision. It is being used by our team to annotate million of objects with different properties. Many UI and UX decisions are based on feedbacks from professional data annotation team. Try it online cvat.org.

CVAT screenshot

Documentation

Screencasts

Supported annotation formats

Format selection is possible after clicking on the Upload annotation and Dump annotation buttons. Datumaro dataset framework allows additional dataset transformations via its command line tool and Python library.

For more information about supported formats look at the documentation.

Annotation format Import Export
CVAT for images X X
CVAT for a video X X
Datumaro X
PASCAL VOC X X
Segmentation masks from PASCAL VOC X X
YOLO X X
MS COCO Object Detection X X
TFrecord X X
MOT X X
LabelMe 3.0 X X
ImageNet X X
CamVid X X
WIDER Face X X
VGGFace2 X X
Market-1501 X X
ICDAR13/15 X X
Open Images V6 X X
Cityscapes X X
KITTI X X
LFW X X

Deep learning serverless functions for automatic labeling

Name Type Framework CPU GPU
Deep Extreme Cut interactor OpenVINO X
Faster RCNN detector OpenVINO X
Mask RCNN detector OpenVINO X
YOLO v3 detector OpenVINO X
Object reidentification reid OpenVINO X
Semantic segmentation for ADAS detector OpenVINO X
Text detection v4 detector OpenVINO X
YOLO v5 detector PyTorch X
SiamMask tracker PyTorch X X
f-BRS interactor PyTorch X
HRNet interactor PyTorch X
Inside-Outside Guidance interactor PyTorch X
Faster RCNN detector TensorFlow X X
Mask RCNN detector TensorFlow X X
RetinaNet detector PyTorch X X
Face Detection detector OpenVINO X

Online demo: cvat.org

This is an online demo with the latest version of the annotation tool. Try it online without local installation. Only own or assigned tasks are visible to users.

Disabled features:

Limitations:

  • No more than 10 tasks per user
  • Uploaded data is limited to 500Mb

Prebuilt Docker images

Prebuilt docker images for CVAT releases are available on Docker Hub:

REST API

The current REST API version is 2.0-alpha. We focus on its improvement and therefore REST API may be changed in the next release.

LICENSE

Code released under the MIT License.

This software uses LGPL licensed libraries from the FFmpeg project. The exact steps on how FFmpeg was configured and compiled can be found in the Dockerfile.

FFmpeg is an open source framework licensed under LGPL and GPL. See https://www.ffmpeg.org/legal.html. You are solely responsible for determining if your use of FFmpeg requires any additional licenses. Intel is not responsible for obtaining any such licenses, nor liable for any licensing fees due in connection with your use of FFmpeg.

Partners

  • ATLANTIS is an open-source dataset for semantic segmentation of waterbody images, depevoped by iWERS group in the Department of Civil and Environmental Engineering at University of South Carolina, using CVAT. For developing a semantic segmentation dataset using CVAT, please check ATLANTIS published article, ATLANTIS Development Kit and annotation tutorial videos.
  • Onepanel is an open source vision AI platform that fully integrates CVAT with scalable data processing and parallelized training pipelines.
  • DataIsKey uses CVAT as their prime data labeling tool to offer annotation services for projects of any size.
  • Human Protocol uses CVAT as a way of adding annotation service to the human protocol.
  • Cogito Tech LLC, a Human-in-the-Loop Workforce Solutions Provider, used CVAT in annotation of about 5,000 images for a brand operating in the fashion segment.
  • FiftyOne is an open-source dataset curation and model analysis tool for visualizing, exploring, and improving computer vision datasets and models that is tightly integrated with CVAT for annotation and label refinement.

Questions

CVAT usage related questions or unclear concepts can be posted in our Gitter chat for quick replies from contributors and other users.

However, if you have a feature request or a bug report that can reproduced, feel free to open an issue (with steps to reproduce the bug if it's a bug report) on GitHub* issues.

If you are not sure or just want to browse other users common questions, Gitter chat is the way to go.

Other ways to ask questions and get our support:

Links

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Powerful and efficient Computer Vision Annotation Tool (CVAT)

https://cvat.org

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